From 301736cfeb5b85392d8e5bd4240a1ddac77aafc3 Mon Sep 17 00:00:00 2001
From: Charles-Axel Dein <120501+charlax@users.noreply.github.com>
Date: Tue, 12 Jul 2022 23:26:22 +0200
Subject: [PATCH] Add use the index

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index d6b659f..b3539d8 100644
--- a/README.md
+++ b/README.md
@@ -473,6 +473,7 @@ See also the SQL section.
 - [Readings in Database Systems, 5th Edition](http://www.redbook.io/)
 - [Comparing database types: how database types evolved to meet different needs](https://dataguide.prisma.io/intro/comparing-database-types)
 - [How does a relational database work](http://coding-geek.com/how-databases-work/)
+- [Use the index, Luke](https://use-the-index-luke.com/)
 
 Exercises: